From Us: "He popped the question during a romantic vacation in Anguilla, they reveal. 'I knew she was "The One" pretty early on,' the groom-to-be says. Adds Kelly: 'I've never felt this close to another human being, ever. People say we're co-dependent but we just want to be together all the time.' To seal his commitment, the New Yorker moved to L.A. to be with her. 'Matthew made the biggest sacrifice anyone's ever made for me, to move away from everything that he knew to be with me in L.A.'"